Empty space at the end of the track is probably of no importance at all. I mean, after the last not has been played (and note off has finished) it doesn't really matter if there are any empty space after that. This is how I see it, but I may be misunderstanding something. In midi terms there is noth...

Oh yes, I've been using an old version. Got the latest one now, and it works OK. I do not hear anything strange just by pulling the mouse as quickly as I can over the virtual keyboard. I'll continue to investigating other matters.

Thanks Mike, For some odd reason I can't get VstHost to "listen" to my Virtual Midi Keyboard (I don't have hardware) so I cannot directly reproduce the findings you report (buzzing sound, notes shortcut when doing a slide) but I know for a fact that having VSTSynthFont loaded in SynthFon2, there are...

Yes, just checked the code. There MUST be 128 melodic presets (0-127) defined. Sorry about that. I used to let people decide if to accept a non-GM SoundFont, but it caused problems in the end I recall now. There are definitely better solutions than this one, for example, grabbing the missing presets...